# Incomplete Information Games
**Domain:** Game theory
**Doc Type:** Developed Wiki Node
**Maturity:** Developed
**Collection:** [[collections/Gamification|Gamification Collection]]
## Definition
**Incomplete-information games** are strategic situations in which players lack full knowledge of other players' types, preferences, capabilities, or information.
## Significance
Harsanyi's type-space method represents uncertainty explicitly and underlies the article's analysis of hidden roles and costly signals.
## Sources
- [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]]
- [Primary or institutional source](https://www.jstor.org/stable/2628393)
## Routes
[[wiki/John Harsanyi|John Harsanyi]] · [[wiki/Partially Observable Stochastic Game|Partially Observable Stochastic Game]] · [[wiki/Costly Signaling|Costly Signaling]] · [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]]